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๐ ๏ธ Calibrate Like a Pro, Stay Ahead of the Curve
This 29-liter multi-gas calibration mix combines 25 PPM Hydrogen Sulfide, 100 PPM Carbon Monoxide, 2.5% Methane (50% LEL), 18% Oxygen, and Nitrogen balance, engineered for precise gas detector calibration. Manufactured under ISO:9002 standards with NIST traceability, it offers 24 months shelf life and broad regulator compatibility, making it the go-to choice for professionals demanding accuracy and reliability.
| Customer Reviews | 4.6 out of 5 stars 7 Reviews |
J**W
Would buy again...
Great price, got here quick, and calibration gas-mix points consolidate with factory settings of most H2S monitors.
A**R
Cal Gas
Works perfectly
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